Boltek ERL-10 Lightning Relay Module Humidity Instrument 2017-2099 Default Year 2017)

2017-2099 Default Year 2017)

The Kestrel Drop D2AG Livestock Heat Stress Monitor is a very affordable rugged heat stress monitor that can be used in the barn

Detachable for Window Cleaning

Wind speed and direction sensor

This classic twin bell alarm is a great gift for birthdays and holidays

Boltek ERL-10 Lightning Relay Module Humidity Instrument 2017-2099 Default Year 2017)Boltek ERL 10 Lightning Relay Module The ERL 10 receives data from the EFM 100 Electric Field Mill short range sensor (<20 miles 32 km) and a LD 250 long range lightning detector. It constantly monitors for lightning and activates its timed relay outputs when lightning is detected. Up to three alarms can be configured, referred to as Red, Orange, and Yellow Alert levels. The green All Clear state is entered when no lightning has been detected within